The Royal Cambodian Armed Forces (RCAF; Khmer: kngyoodhblkhemrbhuumind, Kang Youthopol Khemorophumint) is Cambodias national military force. King Norodom Sihamoni is the Supreme Commander-in Chief. As the head of the Army and Navy as well as the Air Force and Gendarmerie, General Vong Pisen is the Commander-in Chief of the RCAF since 2018. The Ministry of National Defence oversees the armed forces. The RCAF, as per the country's constitution, is responsible for protecting the sovereignty and territorial integrity of Kingdom of Cambodia. It was formed in 1993 from the merger of two non-communist resistance arms and the Cambodian Peoples Armed Forces. The government was opposed by the Khmer Rouge (rebel force) and the Royal Cambodian Army (NUA).